ImageMagick is described as 'Software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX' and is a very popular Image Optimizer in the photos & graphics category. There are more than 50 alternatives to ImageMagick for a variety of platforms, including Windows, Mac, Linux, Web-based and SaaS apps. The best ImageMagick alternative is File Converter, which is both free and Open Source. Other great apps like ImageMagick are JPEGView, XnConvert, Dinky and G'MIC.
File Converter is a very simple tool which allows you to convert and compress one or several file(s) using the context menu in Windows Explorer.
France
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Lightweight Simple Image Viewer with Slide show feature, Resize and Lossless-cut, Color correction, Rename, Multi-language and more...
XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux.
FranceEU
Free macOS tool for compressing images, videos, and PDFs—just drag and drop to support numerous formats, flatten or rewrite PDFs, remove metadata, set size targets, preserve quality, and save compressed files alongside originals without internet required.
United States
G'MIC is a full-featured open-source framework for image processing, distributed under the CeCILL free software licenses (LGPL-like and/or GPL-compatible). It provides several different user interfaces to convert / manipulate / filter / visualize generic image datasets...
Switcheroo is designed to give you a simple, quick, and easy-to-use tool to convert and manipulate your images in whatever way you like. It is built on top of the most advanced image editing libraries, ImageMagick.
United States
Optimize PNG, JPEG, WebP, and SVG images efficiently with flexible lossless and lossy compression modes, metadata control, and safe mode to avoid data loss, using tools like oxipng, jpegoptim, scour, and cwebp, enhancing image storage and load efficiency.
GermanyEU
Converseen is a free cross-platform batch image processor for Windows and Linux that allows you to convert, resize, rotate and flip an infinite number of images with a mouse click.
ItalyEU
Native macOS app for viewing, annotating, and editing images and PDFs, featuring tools for cropping, rotating, resizing images, rearranging pages, full-screen viewing, markup, document merging, batch conversion, and export in multiple formats.
United States
GraphicsMagick is the swiss army knife of image processing. Comprised of 282K physical lines (according to David A. Wheelers SLOCCount) of source code in the base package (or 952K including 3rd party libraries) it provides a robust and efficient collection of tools and libraries...
Imagine is an Image & Animation Viewer for Windows with screen capture function.
South Korea
Compress images with pixel-perfect precision using advanced algorithms that preserve quality while dramatically reducing file sizes.
United States
